89056859 has 2 divisors, whose sum is σ = 89056860. Its totient is φ = 89056858.

The previous prime is 89056841. The next prime is 89056873. The reversal of 89056859 is 95865098.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89056859 - 2⁸ = 89056603 is a prime.

It is a super-3 number, since 3×89056859³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89050859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44528429 + 44528430.

It is an arithmetic number, because the mean of its divisors is an integer number (44528430).

Almost surely, 2^89056859 is an apocalyptic number.

89056859 is a deficient number, since it is larger than the sum of its proper divisors (1).

89056859 is an equidigital number, since it uses as much as digits as its factorization.

89056859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 50.

The square root of 89056859 is about 9436.9941718749. The cubic root of 89056859 is about 446.5695683223.

The spelling of 89056859 in words is "eighty-nine million, fifty-six thousand, eight hundred fifty-nine".